METHOD In a shaker, muddle 12 blueberries, prickly pear puree, and 3 lemon grass stalks. Add lemon juice, Veev, and ice. Shake and strain into a chilled martini glass. Top with Champagne. Create a slit in the center of the remaining lemongrass stalk and place 2 blueberries inside. Garnish with lemongrass stalk..